Seen with Squid 2.6S13 in cache.log. Whose problem is this, Squid's or Yahoo's?
2007/06/03 09:54:22| ctx: enter level 0: 'http://www.yahoo.com/s/595507' 2007/06/03 09:54:22| WARNING: unparseable HTTP header field {al-estate} 2007/06/03 09:54:22| ctx: exit level 0 2007/06/03 09:54:22| WARNING: unparseable HTTP header field {al-estate}
